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5.3 Fault indications
The following tables show the most frequently occurring faults, which occur primarily as a result of incorrect use.
5.3.1 Fault indication of the battery
LED display
Number of
sounds
Sound
interval
(seconds)
Failure description
Remedy
○○○○○
1
6
Overvoltage in the battery.
The warning often occurs when trav-
elling downhill with a fully charged
battery.
Travel at a reduced speed.
●○○○○
1
6
Overvoltage in the battery.
The system is forcibly shut down.
Switch on the system again.
If the fault occurs several times in succes-
sion: contact your specialist dealer.
○○○○○
2
6
Low battery voltage, the remaining
battery capacity has reached 10%.
Recharge your system without delay.
●○○○○
2
6
Low battery voltage, the system has
been forcibly shut down.
Recharge your system without delay.
●○○○○
3
6
Battery fault.
Switch the system off and on again.
●○○○○
4
60
The battery has less than 60% of the
capacity of a new battery.
The signal only occurs when switching
the system on.
Contact your specialist dealer soon and
replace the battery for a new one.
5.3.2 Fault indications when charging the batteries
LED display
Number of
sounds
Sound
interval
(seconds)
Failure description
Remedy
●●○○○
1
6
The charging plug is plugged in, the
wheel turns round.
Do not move your wheel during the char-
ging process; the fault disappears after
about 10 seconds.
Restart the charging process.
●●○○○
2
6
The charging plug is plugged in but
there is no power.
There is no charging current. Check the
connections to the battery charger and to
the twion wheels.
The LED on the battery charger does not
light up:
possible charger defect.
The LED lights up orange or red:
possible wheel defect.
●●○○○
3
6
Temperature is too low when charging
( < 0°C) or
Temperature is too high when charging
( > 40°C)
The charging process is aborted.
Only charge the twion wheels at temperat-
ures between 0°C to 40°C, as the batteries
may otherwise be damaged.
5.3.3 Fault indication of the push rims
LED display
Number of
sounds
Sound
interval
(seconds)
Failure description
Remedy
●○●○○
1
3
The signal of the push rim sensor is on
for too long.
Switch the system off and then on again.
If the fault arises again: charge the system
for at least 10 minutes.
●○●○○
2
3
The signal of the push rim sensor stays
on when switching the system on;
sensor blockage.
Check whether the sensor is jammed or
there are any objects in the wheel. After
removing an object:
charge the system for at least 10 minutes.
